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- underwater rock drill 水下凿岩机
- The rock drill is indispensable for digging coal mines. 凿岩机是煤炭采掘不可缺少的工具。
- Mini rock drill has been produced based on patented technology for rock drill warm extrusion. 采用钎头壳体温挤压精密成形专利技术生产了小型凿岩钎头。
- Products:Air compressor, Genset, Concrete Mixer, Concrete Mixing Plant, Rock Drill For Mining. 产品：空压机，发电机，混凝土搅拌机，搅拌站，搅拌车和钻具
- Fax:0769-22687018 Products:Air compressor, Genset, Concrete Mixer, Concrete Mixing Plant, Rock Drill For Mining. 产品：空压机，发电机，混凝土搅拌机，搅拌站，搅拌车和钻具
- Abstract: The paper analyses the loads acted on the concrete plug while the rock plug blasting, and introduces the stress and stability of the concrete plug acted by the load of underwater rock plug blasting. 摘要:文章对岩塞爆破时作用于堵头上的荷载进行了分析，介绍了混凝土堵头在岩塞爆破荷载作用下的应力和稳定情况。
- Because their cross sections are almost equilateral hexagons,the equilateral hexagons rock drill steels are regarded as my research objects. 钎杆用中空钢,简称“钎钢”,截面以正六角形和圆形为主,因此本文以正六角形钎杆用中空钢为研究对象。
- With its panoramic camera and microscope, its rock drill, spectrographs and magnetic dust collector, the robot will search for clues about the watery past of that desert world. 利用全景相机、显微镜、钻岩机、光谱摄影机及磁力集尘器，巡?者号将寻找这个荒芜世界过去是否有水存在的线索。
- Life is a running torrent. There are no beautiful sprays without islands and underwater rocks. 人的生命似洪水奔流，不遇着岛屿、暗礁，难以激起美丽的浪花。
- Tianshui, Shenyang, Nanjing, Atlas and other gas-ho, the wind motive rock drill, drill hole submersible vehicles, such as mining, municipal machinery and equipment. 天水、沈阳、南京、阿特拉斯等各种气镐、风动机凿岩机、潜孔钻车等矿山、市政机械设备。
- Clogged or cave-in of the hole, can lead to a stuck drill. It is best therefore, to cleans the hole regular intervals, by carrying out air-blowing with the rock drill. 因为堵块和空穴都可能导致卡钻，因此应定期采用冲击器强吹，定期清洗孔底。
- Ideal for vertical installations on earth augers or rock drills. 理想的垂直装配,质量更高。
- Features: rock drilling for opencast mining and quarrying field. 适用于露天矿、采石场开采，用于高低风压潜孔钻机。
- LHS Rock Tools CO.,LTD-Rock tools,Rock drills,Rock drilling ... 辽宁葫芦岛莲花山凿岩钎具有限公司（LHS）生产优批发、莲花山凿岩.
- The impact hammer of a hydraulic rock drill is a mechanism with high pressure and high frequency.Its seal performances affect the efficient,energy consumption and steadiness of the rock drill. 液压凿岩机冲击锤属高压、高频工作机构，其密封性能直接影响凿岩机的工作效率、能量消耗和作业的稳定性。
- Hello, Thank you for calling Ingersoll Rard(Guilin)Tools company Limited.We are engage in producing percussive tools, pump and rock drill。We are connecting for you， Please hold on. 广告彩铃铃音内容参考: 第一条：您好，感谢致电英格索兰（桂林）工具有限公司，我公司专业生产气动工具，泵，凿岩机，正在为您接通，请稍后。
- This drill can bore through rock. 这台钻机能钻透岩石。
- Series HD high air-press DTH are designed as a hammer drill. They differ from other rock drills, however, through continuous operation down against the drill bit. HD系列高风压冲击器是一种冲击凿岩工具，但他与其它凿岩工具不同的是，凿岩过程中它始终留在孔的底部，活塞直接冲击钻头。
- Guangdong HeShan Forder rock drill tools factory is a famous privately operated enterprise specialized in research and manufacturing rock drilling equipments and pneumatic tools. 广东鹤山福特尔钎具厂是中国专门从事凿岩工具研究与制造的企业。
- This machine has been specially adapted for use underwater. 这机器是为水下使用而特别改装的。
